ATSF
| Atchison Topeka & Santa Fe | 1 |
BWLX
| Lansing Board of Power & Light | 2 |
CNW
| Chicago & Northwestern | 30 |
CW
| Colorado and Wyoming | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
GGPX
| General American Marks Company | 1 |
GOHX
| General American Marks Company | 1 |
HLMX
| Helm Financial Corporation | 2 |
IESX
| Alliant Energy | 2 |
MP
| Missouri Pacific | 7 |
RBMN
| Reading Blue Mountain & Northern | 2 |
SBD
| Seaboard System | 1 |
UP
| Union Pacific Railroad Company | 2 |